Hi
On Sheet1, I have the following columns of data
<tbody>
A
B
C
D
1
DATE
NUMBER
NAME
TYPE(S)
2
01/01/2019
123
J Bloggs
A,B
3
01/01/2019
456
D Smith
A
4
01/01/2019
789
P Jones
B,C
5
02/01/2019
123
J Bloggs
B
6
02/01/2019
789
P Jones
D
7
03/01/2019
456
D Smith
A,B,C
8...